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      1 /*
      2  * Copyright (C) 2013 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.documentsui;
     18 
     19 import android.test.AndroidTestCase;
     20 import android.test.suitebuilder.annotation.SmallTest;
     21 
     22 import com.android.documentsui.BaseActivity.State;
     23 import com.android.documentsui.model.RootInfo;
     24 import com.google.android.collect.Lists;
     25 
     26 import java.util.List;
     27 
     28 @SmallTest
     29 public class RootsCacheTest extends AndroidTestCase {
     30 
     31     private static RootInfo buildForMimeTypes(String... mimeTypes) {
     32         final RootInfo root = new RootInfo();
     33         root.derivedMimeTypes = mimeTypes;
     34         return root;
     35     }
     36 
     37     private RootInfo mNull = new RootInfo();
     38     private RootInfo mEmpty = buildForMimeTypes();
     39     private RootInfo mWild = buildForMimeTypes("*/*");
     40     private RootInfo mImages = buildForMimeTypes("image/*");
     41     private RootInfo mAudio = buildForMimeTypes("audio/*", "application/ogg", "application/x-flac");
     42     private RootInfo mDocs = buildForMimeTypes("application/msword", "application/vnd.ms-excel");
     43     private RootInfo mMalformed1 = buildForMimeTypes("meow");
     44     private RootInfo mMalformed2 = buildForMimeTypes("*/meow");
     45 
     46     private List<RootInfo> mRoots = Lists.newArrayList(
     47             mNull, mWild, mEmpty, mImages, mAudio, mDocs, mMalformed1, mMalformed2);
     48 
     49     private State mState;
     50 
     51     @Override
     52     protected void setUp() throws Exception {
     53         super.setUp();
     54 
     55         mState = new State();
     56         mState.action = State.ACTION_OPEN;
     57         mState.showAdvanced = true;
     58         mState.localOnly = false;
     59     }
     60 
     61     public void testMatchingRootsEverything() throws Exception {
     62         mState.acceptMimes = new String[] { "*/*" };
     63         assertContainsExactly(
     64                 Lists.newArrayList(mNull, mWild, mImages, mAudio, mDocs, mMalformed1, mMalformed2),
     65                 RootsCache.getMatchingRoots(mRoots, mState));
     66     }
     67 
     68     public void testMatchingRootsPngOrWild() throws Exception {
     69         mState.acceptMimes = new String[] { "image/png", "*/*" };
     70         assertContainsExactly(
     71                 Lists.newArrayList(mNull, mWild, mImages, mAudio, mDocs, mMalformed1, mMalformed2),
     72                 RootsCache.getMatchingRoots(mRoots, mState));
     73     }
     74 
     75     public void testMatchingRootsAudioWild() throws Exception {
     76         mState.acceptMimes = new String[] { "audio/*" };
     77         assertContainsExactly(
     78                 Lists.newArrayList(mNull, mWild, mAudio),
     79                 RootsCache.getMatchingRoots(mRoots, mState));
     80     }
     81 
     82     public void testMatchingRootsAudioWildOrImageWild() throws Exception {
     83         mState.acceptMimes = new String[] { "audio/*", "image/*" };
     84         assertContainsExactly(
     85                 Lists.newArrayList(mNull, mWild, mAudio, mImages),
     86                 RootsCache.getMatchingRoots(mRoots, mState));
     87     }
     88 
     89     public void testMatchingRootsAudioSpecific() throws Exception {
     90         mState.acceptMimes = new String[] { "audio/mpeg" };
     91         assertContainsExactly(
     92                 Lists.newArrayList(mNull, mWild, mAudio),
     93                 RootsCache.getMatchingRoots(mRoots, mState));
     94     }
     95 
     96     public void testMatchingRootsDocument() throws Exception {
     97         mState.acceptMimes = new String[] { "application/msword" };
     98         assertContainsExactly(
     99                 Lists.newArrayList(mNull, mWild, mDocs),
    100                 RootsCache.getMatchingRoots(mRoots, mState));
    101     }
    102 
    103     public void testMatchingRootsApplication() throws Exception {
    104         mState.acceptMimes = new String[] { "application/*" };
    105         assertContainsExactly(
    106                 Lists.newArrayList(mNull, mWild, mAudio, mDocs),
    107                 RootsCache.getMatchingRoots(mRoots, mState));
    108     }
    109 
    110     public void testMatchingRootsFlacOrPng() throws Exception {
    111         mState.acceptMimes = new String[] { "application/x-flac", "image/png" };
    112         assertContainsExactly(
    113                 Lists.newArrayList(mNull, mWild, mAudio, mImages),
    114                 RootsCache.getMatchingRoots(mRoots, mState));
    115     }
    116 
    117     public void testExcludedAuthorities() throws Exception {
    118         final List<RootInfo> roots = Lists.newArrayList();
    119 
    120         // Set up some roots
    121         for (int i = 0; i < 5; ++i) {
    122             RootInfo root = new RootInfo();
    123             root.authority = "authority" + i;
    124             roots.add(root);
    125         }
    126         // Make some allowed authorities
    127         List<RootInfo> allowedRoots = Lists.newArrayList(
    128             roots.get(0), roots.get(2), roots.get(4));
    129         // Set up the excluded authority list
    130         for (RootInfo root: roots) {
    131             if (!allowedRoots.contains(root)) {
    132                 mState.excludedAuthorities.add(root.authority);
    133             }
    134         }
    135         mState.acceptMimes = new String[] { "*/*" };
    136 
    137         assertContainsExactly(
    138             allowedRoots,
    139             RootsCache.getMatchingRoots(roots, mState));
    140     }
    141 
    142     private static void assertContainsExactly(List<?> expected, List<?> actual) {
    143         assertEquals(expected.size(), actual.size());
    144         for (Object o : expected) {
    145             assertTrue(actual.contains(o));
    146         }
    147     }
    148 }
    149